<template>
  <div>
    <!-- 面包屑 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="6">
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>

      <!-- 用户列表 -->
      <el-table :data="userList" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作">
          <template slot-scope="scope">
            <el-tooltip class="item" effect="dark" content="编辑" placement="top-start" enterable>
              <el-button type="primary" icon="el-icon-edit" circle
                         @click="openEditUserDialog(scope.row.id)"></el-button>
            </el-tooltip>
            <el-tooltip class="item" effect="dark" content="删除" placement="top-start" enterable>
              <el-button type="danger" icon="el-icon-delete" circle @click="deleteUser(scope.row.id)"></el-button>
            </el-tooltip>
            <el-tooltip class="item" effect="dark" content="分配角色" placement="top-start" enterable>
              <el-button type="warning" icon="el-icon-star-off" circle></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
                     :current-page="queryInfo.pagenum"
                     :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
                     layout="total, sizes, prev, pager, next, jumper"
                     :total="total"></el-pagination>
    </el-card>

    <el-dialog title="添加用户" :visible.sync="addDialogVisible" width="50%" @close="addDialogClosed">
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password" type="password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <el-dialog title="编辑用户" :visible.sync="editDialogVisible" width="50%" @close="editDialogClosed">
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
  export default {
    data() {
      var checkEmail = (rule, value, callback) => {
        console.log(value)
        const regEmail = /^[a-zA-Z0-9_.-]+@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*\.[a-zA-Z0-9]{2,6}$/
        if (regEmail.test(value)) {
          return callback()
        }

        callback(new Error('邮箱不合法'))
      }

      var checkPhone = (rule, value, callback) => {
        const regPhone = /^1([38][0-9]|4[579]|5[0-3,5-9]|6[6]|7[0135678]|9[89])\d{8}$/

        if (regPhone.test(value)) {
          return callback()
        }

        callback(new Error('手机号不合法'))
      }

      return {
        queryInfo: {
          query: '',
          pagenum: 1,
          pagesize: 2
        },
        userList: [],
        total: 0,
        addDialogVisible: false,
        editDialogVisible: false,
        addForm: {
          username: '',
          password: '',
          email: '',
          mobile: ''
        },
        editForm: {},
        addFormRules: {
          username: [
            {
              required: true,
              message: '请输入登录名',
              trigger: 'blur'
            },
            {
              min: 3,
              max: 10,
              message: '长度在 3 到 10 个字符',
              trigger: 'blur'
            }
          ],
          password: [
            {
              required: true,
              message: '请输入密码',
              trigger: 'blur'
            },
            {
              min: 6,
              max: 15,
              message: '长度在 6 到 15 个字符',
              trigger: 'blur'
            }
          ],
          email: [
            {
              required: true,
              message: '请输入邮箱',
              trigger: 'blur'
            },
            {
              validator: checkEmail,
              trigger: 'blur'
            }
          ],
          mobile: [
            {
              required: true,
              message: '请输入手机号',
              trigger: 'blur'
            },
            {
              validator: checkPhone,
              trigger: 'blur'
            }
          ]
        },

        editFormRules: {
          username: [
            {
              required: true,
              message: '请输入登录名',
              trigger: 'blur'
            },
            {
              min: 3,
              max: 10,
              message: '长度在 3 到 10 个字符',
              trigger: 'blur'
            }
          ],
          email: [
            {
              required: true,
              message: '请输入邮箱',
              trigger: 'blur'
            },
            {
              validator: checkEmail,
              trigger: 'blur'
            }
          ],
          mobile: [
            {
              required: true,
              message: '请输入手机号',
              trigger: 'blur'
            },
            {
              validator: checkPhone,
              trigger: 'blur'
            }
          ]
        }
      }
    },

    created() {
      this.getUserList()
    },
    methods: {
      async getUserList() {
        const { data: res } = await this.$http.get('users', { params: this.queryInfo })
        if (res.meta.status !== 200) {
          return this.$message.error(res.meta.msg)
        }
        this.userList = res.data.users
        this.total = res.data.totalpage
      },

      handleSizeChange(newSize) {
        this.queryInfo.pagesize = newSize
        this.getUserList()
      },

      handleCurrentChange(pageNum) {
        this.queryInfo.pagenum = pageNum
        this.getUserList()
      },

      async userStateChanged(userInfo) {
        const { data: res } = await this.$http.put(`users/${userInfo.id}/state/${userInfo.mg_state}`)
        if (res.meta.status !== 200) {
          userInfo.mg_state = !userInfo.mg_state
          this.$message.error('更新用户状态失败!')
        }
        this.$message.success('更新用户状态成功!')
      },

      addDialogClosed() {
        this.$refs.addFormRef.resetFields()
      },

      editDialogClosed() {
        this.$refs.editFormRef.resetFields()
      },

      addUser() {
        this.$refs.addFormRef.validate(async valid => {
          if (!valid) return
          const { data: res } = await this.$http.post('users', this.addForm)
          if (res.meta.status !== 201) {
            this.$message.error('添加用户失败!')
          }
          this.$message.success('添加用户成功!')

          this.addDialogVisible = false
          this.getUserList()
        })
      },

      async openEditUserDialog(id) {
        console.log(id)
        this.editDialogVisible = true
        const { data: res } = await this.$http.get('users/' + id)
        if (res.meta.status !== 200) {
          this.$message.error('查询用户失败!')
        }
        this.editForm = res.data
      },

      async editUserInfo() {
        const { data: res } = await this.$http.put('users/' + this.editForm.id, {
          mobile: this.editForm.mobile,
          email: this.editForm.email
        })
        if (res.meta.status !== 200) {
          this.$message.error('编辑用户失败!')
        }
        this.editDialogVisible = false
        this.getUserList()
        this.$message.success('编辑用户成功!')
      },

      async deleteUser(id) {
        const confirmRes = await this.$confirm('此操作将永久删除该用户,是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
        console.log(confirmRes)
        if (confirmRes !== 'confirm') {
          return this.$message.info('已取消删除!')
        }
        const { data: res } = await this.$http.delete('users/' + id)
        if (res.meta.status !== 200) {
          return this.$message.error('删除用户失败!')
        }
        this.$message.success('删除用户成功!')
        this.getUserList()
      }
    }
  }
</script>

<style lang="less" scoped>

</style>
